84706180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 202910400

約数和(自身を除く): 118204220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1319, 1690, 2470, 2638, 3211, 3380, 4940, 5276, 6422, 6595, 12844, 13190, 16055, 17147, 25061, 26380, 32110, 34294, 50122, 64220, 68588, 85735, 100244, 125305, 171470, 222911, 250610, 325793, 342940, 445822, 501220, 651586, 891644, 1114555, 1303172, 1628965, 2229110, 3257930, 4235309, 4458220, 6515860, 8470618, 16941236, 21176545, 42353090, 84706180]

約数ペア:

[(1, 84706180), (2, 42353090), (4, 21176545), (5, 16941236), (10, 8470618), (13, 6515860), (19, 4458220), (20, 4235309), (26, 3257930), (38, 2229110), (52, 1628965), (65, 1303172), (76, 1114555), (95, 891644), (130, 651586), (169, 501220), (190, 445822), (247, 342940), (260, 325793), (338, 250610), (380, 222911), (494, 171470), (676, 125305), (845, 100244), (988, 85735), (1235, 68588), (1319, 64220), (1690, 50122), (2470, 34294), (2638, 32110), (3211, 26380), (3380, 25061), (4940, 17147), (5276, 16055), (6422, 13190), (6595, 12844)]